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Tru-Cool>Products>Tru-Cool Max

When an auxiliary transmission oil cooler is required for your vehicle, Tru-Cool Max delivers optimal protection with double the cooling performance of our other products. Maintain lower temperatures in your transmission and lubricant with Tru-Cool and extend the life of the vehicle you depend on.

  • The perfect choice when an auxiliary transmission oil cooler is your only option
  • Same durable brazed aluminum construction, double the cooling performance of the Tru-Cool LPD
  • Precise fin spacing for efficient air flow and cooling
  • Installation hardware included


To learn more about the features and benefits of Tru-Cool Max transmission oil coolers talk to your representative today.

Title # of Plates Cooler Size GVW Rat. Vehicle Type BTU Rat. Fitting Size Images
LPD4739* 13 8 1/2 x 22 x 1 1/4 40000 45,000 3/8 inverted flare hex** Front
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LPD47391 13 8 1/2 x 22 x 1 1/4 40000 45,000 3/8 inverted flare hex**
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LPD4921* 12 6 x 23 x 3/4 34000 34,000 3/8 hosebarb
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LPD49211 12 6 x 23 x 3/4 34000 34,000 3/8 hose barb -
LPD4920* 8 4 x 23 x 3/4 24000 22,000 3/8 hose barb
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LPD49201 8 4 x 23 x 3/4 24000 22,000 3/8 hose barb -

Tru-Cool Brochure



Transmission & Engine Coolers